document.write( "Question 681730: How would you find the inverse of one to one function f(x)=9x/x-8?
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document.write( "I have worked it down to xy-8x=9y but not sure what the next step would be...\r
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document.write( "f(x)= 9x/x-8
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document.write( "y= 9x/x-8
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document.write( "x= 9y/y-8
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document.write( "x(y-8)= 9y
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document.write( "xy-8x= 9y \n" );
document.write( "
Algebra.Com's Answer #422765 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How would you find the inverse of one to one function f(x)=9x/x-8? \n" ); document.write( "I have worked it down to xy-8x=9y but not sure what the next step would be...\r \n" ); document.write( "\n" ); document.write( "f(x)= 9x/x-8 \n" ); document.write( "y= 9x/x-8 \n" ); document.write( "x= 9y/y-8 \n" ); document.write( "x(y-8)= 9y \n" ); document.write( "xy-8x= 9y \n" ); document.write( "============ \n" ); document.write( "xy - 9y = 8x \n" ); document.write( "y*(x-9) = 8x \n" ); document.write( "x = 8x/(x-9) \n" ); document.write( " |